初中英语主动语态变被动语态的句子练习题及答案
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被动语态
语态概述英语中有两种语态:主动语态和被动语态。
主动语态表示主语是动作的执行者。女口: Many people speak English.谓语:speak
的动作是由主语many people来执行的。
被动语态表示主语是动作的承受者,即行为动作的对象。所谓“被动语态”,相当于中文中常说的“被……”、“由……”的句式,女口:“他的自行车被偷了。”,再如:English is spoken by many people.主语English 是动词speak的承受者。
判断:看下面的两个例句,你来判断哪个是主动哪个是被动?
He ope ned the doo他开了门。( ____________ )
The door was ope ned'.l 被开了。 ( ____________ )
二、被动语态的构成:be动词+Vp.p
被动特点强调宾,用be加上过去分。行为对象作主语,逻辑主语by来引。
1. English is ___________ (speak in Canada.
2. The blouse is ___________ (make) of silk.
3. English is ___________ (speak by many people.
谁做的动作不知道,说出谁做的没必要。动作承受者需强调,用被动语态莫忘了。
1. Some stamps were _________ (steal) last week.
2. The PRC was __________ (found) on October 1, 1949.
3. Football is __________ (play) in most middle schools.
被动语态须留意,P.P前面助动be. be + P.P
am (is,are) 现在时,am (is,are) +P.P
was和were 表过去。was (were) +P.P
完成have (has) been。have (has) been+P.P
将来,情态,be原形。will (can,may,mus) be+P.P
进行时态两个be,前表时态后加ing。am (is,are) +being+P.P
被动语态由“助动词be+及物动词的过去分词”构成。人称、数和时态的变化是通过be的变化表现出来的。凡是汉语中带“被”的句子,都能转换成英语的被动语态。三•几种常用时态的被动语态——
1. 一般现在时:am/is/are+过去分词
肯定句:Bikes are __________ (sell) in that shop.
否定句:Bikes are not sold in that shop.
疑问句:Are bikes sold in that shop? Yes, they are. / No, they aren't.
2. —般过去时:was/were+过去分词
肯定句:He was __________ (save)in 1999.
否定句:He was not saved in 1999.
疑问句:Was he saved in 1999? Yes, he was. / No,he wasn't.
3. —般将来时:shall/will/be goi ng to + be+ 过去分词
肯定句:An English class will be _________ (give)by Jack tomorrow.
否定句:An English class will not be given by Jack tomorrow.
疑问句:Will an English class be given by Jack tomorrow?
4. 现在进行时:am/is/are + be in g+过去分词
肯定句: A car is being _________ ( d ri ve)n ow .
否定句: A car is not being driven now.
疑问句:Is a car being driven now? Yes, it is. / No, it isn't.
5. 现在完成时:have / has+ bee n过去分词
肯定句: A road has been _________ (_ build)by the government.
否定句: A road hasn't been built by the government.
疑问句:Has a road been built by the government? Yes, it has. / No, it hasn't.
6. 情态动词:情态动词+be + P.P
1)This clock can be _______ (repair)here.
2)The trees may be _______ (_ plant)at other times of the year.
3)The composition must be ________ (h a nd)i n after class.
4)The young trees should be _______ (_ plant)in spring.
四、被动语态的用法
(1)不知道或没有必要说明动作的执行者是谁。例如:
Some new computers were ________ (_steal)last night.
一些新电脑在昨晚被盗了。(不知道电脑是谁偷的)
This book was _________ (pu b l i s h )i n 1981. 这本书出版于1981 年。
(2)强调动作的承受者,而不强调动作的执行者。例如:
The window was _________ (b re ak)by Mike. 窗户是迈克打破的。
This book was _________ (write)by him. 这本书是他写的。
Eight hours per day for sleep must be guaranteec每天8 小时睡眠必须得至U保证。
五、主动语态变被动语态的方法 (1)把主动语态的宾语变为被动语态的主语。
(2)把谓语变成被动结构(be+过去分词)
(根据被动语态句子里的主语的人称和数,以及原来主动语态句子中动词的时态来决定be的形式)。
( 3)把主动语态中的主语放在介词by 之后作宾语,将主格改为宾格。例如:
1. All the people __________ ( laugh) at him.
—He was ___________ (laugh) at by all people.
2. They _________ ( make) the bikes in the factory.